1 Department of Cardiovascular Diseases, Saint Luke's Mid America Heart Institute, 4401 Wornall Rd., CV Research 9th Floor, Kansas City, MO 64111; Department of Internal Medicine, University of Missouri-Kansas City, Kansas City, MO. Electronic address: thomasmer@umkc.edu.
2 Department of Cardiovascular Diseases, Saint Luke's Mid America Heart Institute, 4401 Wornall Rd., CV Research 9th Floor, Kansas City, MO 64111; Department of Internal Medicine, University of Missouri-Kansas City, Kansas City, MO.